Bump sphinx-jinja from 1.2.1 to 1.4.0
Bumps [sphinx-jinja](https://github.com/tardyp/sphinx-jinja) from 1.2.1 to 1.4.0.
- [Release notes](https://github.com/tardyp/sphinx-jinja/releases)
- [Changelog](https://github.com/tardyp/sphinx-jinja/blob/master/ChangeLog)
- [Commits](https://github.com/tardyp/sphinx-jinja/compare/1.2.1...1.4.0)
---
updated-dependencies:
- dependency-name: sphinx-jinja
dependency-type: direct:development
update-type: version-update:semver-minor
...
Signed-off-by: dependabot[bot] <support@github.com>